Finding the Fourth Proportional to 347,246.70, 520,092.44 and 207,278.70
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Solution
The fourth proportional to 347,246.70, 520,092.44 and 207,278.70 is: 310,453.88
Step by Step Solution
- Step 1: Write the proportion equation
347,246.70 : 520,092.44 = 207,278.70 : x - Step 2: Convert to fraction form
347,246.70/520,092.44 = 207,278.70/x - Step 3: Cross multiply
347,246.70x = 520,092.44 × 207,278.70 - Step 4: Simplify right side
347,246.70x = 107,804,084,843.03 - Step 5: Solve for x
x = 107,804,084,843.03/347,246.70 - Step 6: Final answer
x = 310,453.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.